Enables death tests on AIX, by Hady Zalek.

include/gtest/internal/gtest-port.h

@@ -478,7 +478,8 @@
 // abort() in a VC 7.1 application compiled as GUI in debug config
 // pops up a dialog window that cannot be suppressed programmatically.
 #if (GTEST_OS_LINUX || GTEST_OS_MAC || GTEST_OS_CYGWIN || GTEST_OS_SOLARIS || \
-     (GTEST_OS_WINDOWS_DESKTOP && _MSC_VER >= 1400) || GTEST_OS_WINDOWS_MINGW)
+     (GTEST_OS_WINDOWS_DESKTOP && _MSC_VER >= 1400) || \
+     GTEST_OS_WINDOWS_MINGW || GTEST_OS_AIX)
 #define GTEST_HAS_DEATH_TEST 1
 #include <vector>  // NOLINT
 #endif

src/gtest.cc

@@ -1805,6 +1805,8 @@ TestResult::~TestResult() {
 // range from 0 to total_part_count() - 1. If i is not in that range,
 // aborts the program.
 const TestPartResult& TestResult::GetTestPartResult(int i) const {
+  if (i < 0 || i >= total_part_count())
+    internal::posix::Abort();
   return test_part_results_.at(i);
 }
 
@@ -1812,6 +1814,8 @@ const TestPartResult& TestResult::GetTestPartResult(int i) const {
 // test_property_count() - 1. If i is not in that range, aborts the
 // program.
 const TestProperty& TestResult::GetTestProperty(int i) const {
+  if (i < 0 || i >= test_property_count())
+    internal::posix::Abort();
   return test_properties_.at(i);
 }